From: Harry Wentland <[email protected]> Drivers will need to know whether an atomic check/commit originated from a client with DRM_CLIENT_CAP_PLANE_COLOR_PIPELINE so they can ignore deprecated properties, like COLOR_ENCODING and COLOR_RANGE.
Pass the plane_color_pipeline bit to drm_atomic_state. Reviewed-by: Simon Ser <[email protected]> Signed-off-by: Alex Hung <[email protected]> Signed-off-by: Harry Wentland <[email protected]> Reviewed-by: Daniel Stone <[email protected]> Reviewed-by: Melissa Wen <[email protected]> Reviewed-by: Sebastian Wick <[email protected]> --- v5: - Fix kernel docs drivers/gpu/drm/drm_atomic_uapi.c | 1 + include/drm/drm_atomic.h | 18 ++++++++++++++++++ 2 files changed, 19 insertions(+) diff --git a/drivers/gpu/drm/drm_atomic_uapi.c b/drivers/gpu/drm/drm_atomic_uapi.c index e502f6becbb4..75fcc95197ac 100644 --- a/drivers/gpu/drm/drm_atomic_uapi.c +++ b/drivers/gpu/drm/drm_atomic_uapi.c @@ -1587,6 +1587,7 @@ int drm_mode_atomic_ioctl(struct drm_device *dev, drm_modeset_acquire_init(&ctx, DRM_MODESET_ACQUIRE_INTERRUPTIBLE); state->acquire_ctx = &ctx; state->allow_modeset = !!(arg->flags & DRM_MODE_ATOMIC_ALLOW_MODESET); + state->plane_color_pipeline = file_priv->plane_color_pipeline; retry: copied_objs = 0; diff --git a/include/drm/drm_atomic.h b/include/drm/drm_atomic.h index 65e619e75387..ed989f0cd8d5 100644 --- a/include/drm/drm_atomic.h +++ b/include/drm/drm_atomic.h @@ -537,6 +537,24 @@ struct drm_atomic_state { */ bool checked : 1; + /** + * @plane_color_pipeline: + * + * Indicates whether this atomic state originated with a client that + * set the DRM_CLIENT_CAP_PLANE_COLOR_PIPELINE. + * + * Drivers and helper functions should use this to ignore legacy + * properties that are incompatible with the drm_plane COLOR_PIPELINE + * behavior, such as: + * + * - COLOR_RANGE + * - COLOR_ENCODING + * + * or any other driver-specific properties that might affect pixel + * values. + */ + bool plane_color_pipeline : 1; + /** * @colorops: * -- 2.43.0
